Nanoscale Surface Modification Techniques for Pool Boiling Enhancement: A Critical Review and Future Directions

Author(s):  
Yen-Wen Lu ◽  
Satish G. Kandlikar

New discoveries presented in the last decade for enhancing boiling performance utilizing nanoscale structures on surfaces are critically examined in this paper. Since the mechanism for such a phenomenon is not fully understood, this review mainly focuses on the implementation of nanostructures on these surfaces as well as on the interpretation of underlying phenomena for changing the boiling performance. Design consideration and theoretical developments are also discussed followed by practical aspects of nanostructure manufacturing. The issues related to performance, ease of fabrication and durability (whenever available) are reviewed and recommendations are made for future research in this emerging area.

2016 ◽  
pp. 905-924
Author(s):  
Amie Senland

Technology featuring robots is a promising innovative technological intervention for treating and educating children with Autism Spectrum Disorder (ASD). This chapter reviews, critiques, and presents future directions for research on clinical and educational applications of robots for these children. Specifically, this chapter reviews current research on: (1) robots that act as social mediators for children with ASD and (2) robots that assist them in developing social skills such as joint attention and imitation. A critical review of the research suggests that robots may have the capacity to assist some of these children, but additional rigorous studies are necessary to demonstrate their efficacy and effectiveness. Future research must (1) examine whether robots have differential effects for specific subgroups of children with ASD and (2) contribute to a deeper understanding of robots' potential use in educational settings.


Author(s):  
Amie Senland

Technology featuring robots is a promising innovative technological intervention for treating and educating children with Autism Spectrum Disorder (ASD). This chapter reviews, critiques, and presents future directions for research on clinical and educational applications of robots for these children. Specifically, this chapter reviews current research on: (1) robots that act as social mediators for children with ASD and (2) robots that assist them in developing social skills such as joint attention and imitation. A critical review of the research suggests that robots may have the capacity to assist some of these children, but additional rigorous studies are necessary to demonstrate their efficacy and effectiveness. Future research must (1) examine whether robots have differential effects for specific subgroups of children with ASD and (2) contribute to a deeper understanding of robots’ potential use in educational settings.


Author(s):  
Dipankar Choudhury ◽  
Taposh Roy ◽  
Ivan Krupka

In this chapter, the authors illustrate advantages and disadvantages of several surface modification techniques on orthopedics implants. The number of hip and knee replacement procedures per year is one of the highest in medical surgery, and there are many approaches engaged to improve the acceptability of these prosthesis to be suitable for young patients. Surface modification is one of them that has been utilized owing to its potential impacts. A critical review on the major tribological and biological outcomes of these modifications is exclusively described. A few interesting results of recent investigations have been explained for future trends in biotribological effect in orthopedic implants.


2018 ◽  
Author(s):  
Luca Doretti ◽  
Hossein Sadafi ◽  
Giulia Righetti ◽  
Kamel Hooman ◽  
Giovanni Antonio Longo ◽  
...  

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